For those who prefer involving solely natural fibers in their sewing projects/operations, the Gutermann label contains a collection of Natural Cotton Threads made from 100% longstaple mercerized cotton. Gutermann Natural Cotton Threads are fine, but strong with silk like luster and are both soft and flexible. Tear and abrasion-resistant, Gutermann Natural Cotton Threads can easily be used for all sewing purposes including buttonholes, appliqués, ornamental stitching, needlework, hand sewing and machine sewing. In 99+ colors, Gutermann Natural Cotton Thread is sure to complement any of your future projects.